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Ultra runs in South East

Find ultra runs in South East in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Select an event for photos, video, route, location, reviews, entry fees and how to enter.

Series finale on wide forest gravel through Bedgebury National Pinetum and Forest. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
  • Fri 26 Jun 2026
  • £113-£115
Goudhurst, Kent, UK

Kent Backyard Ultra | Round Four: Bedgebury

Series finale on wide forest gravel through Bedgebury National Pinetum and Forest. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.

  • Beginner-friendly
  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Event village
  • Rural
  • Age 16 & over
  • 1 day trail running
A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!
  • Sun 5 Jul 2026
  • £16-£35
Staines, Surrey, UK

Will Run For Ice Cream

A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Conquer Britain's oldest trail, the ancient Ridgeway, as you race towards the 5000-year-old Avebury Standing Stones.
  • Sat 11 - Sun 12 Jul 2026
  • £90-£275
Watlington, Oxfordshire, UK

Race to the Stones

Conquer Britain's oldest trail, the ancient Ridgeway, as you race towards the 5000-year-old Avebury Standing Stones.

  • Families
  • Recycling
  • Beginner-friendly
  • Event village
  • Rural
  • Sustainability policy
  • Public transport links
  • Age 18 & over
  • 50K ultra run 2
  • 100K ultra run 3
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
  • Sat 11 Jul 2026
  • £16-£35
Staines, Surrey, UK

Ooops I Ran It Again

Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Who doesn't like cake?! The Great British Bake Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!
  • Sun 9 Aug 2026
  • £16-£35
Staines, Surrey, UK

Great British Bake Run

Who doesn't like cake?! The Great British Bake Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
  • Fri 11 - Sun 13 Sep 2026
  • £39-£199
London, UK

Thames Path Ultra Challenge

England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!

  • Families
  • Beginner-friendly
  • Entertainment
  • Music
  • Event village
  • Urban
  • Rural
  • Age 14 & over
  • 100K ultra run 2
  • 50K ultra run 2
  • Trail run 4
  • Ultra run
  • 10K run
  • + 4 more races
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
  • Sat 12 Sep 2026
  • £60-£62
Wadhurst, East Sussex, UK

Bewl Water Autumn | Ultra

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.

  • Chip timing
  • Enter online
  • Hilly
  • Age 20-80
  • 50 km trail running
Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.
  • Sun 25 Oct 2026
  • £37.50-£39.50
Lymington, Hampshire, UK

Wight Lines

Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.

  • Beginner-friendly
  • Enter online
  • Flat
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
  • 7 hrs trail running
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
  • Sun 8 Nov 2026
  • £20-£37
Egham, Surrey, UK

Remembrance Day Run | South

Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Sun 21 Dec
Southsea, Hampshire, UK

Portsmouth Coastal Waterside Marathon Events | 50K Ultra

  • 50 km multi terrain running
  • Sun 28 Dec
Southampton, Hampshire, UK

Winter X | 50K

  • 50 km trail running
  • Fri 9 Jan 2026
Staines, Surrey, UK

Midweek Chasing Numbers Jan

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 6 Feb 2026
Staines, Surrey, UK

Midweek Chasing Numbers Feb

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 6 Mar 2026
Staines, Surrey, UK

Midweek Chasing Numbers Mar

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Sat 7 Mar 2026
Eastbourne, East Sussex, UK

EnduranceLife - Sussex | Ultra

  • 32.5 miles trail running
  • Fri 17 Apr 2026
Staines, Surrey, UK

Midweek Medal Madness Run April

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 1 May 2026
Egham, Surrey, UK

Midweek Chasing Numbers May

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Sat 9 - Sun 10 May 2026
Reading, Berkshire, UK

Goring Gap Trails

  • Ultra run 2
  • Long distance walk
  • Short walk 2
  • Half marathon
  • Sat 9 May 2026
Chesham, Buckinghamshire, UK

Chiltern Hills 100K

  • 100 km trail running
  • Fri 29 May 2026
Staines, Surrey, UK

Midweek Medal Madness | Leons Birthday Run

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 5 Jun 2026
Egham, Surrey, UK

Midweek Chasing Numbers June

  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • 50K ultra run
  • + 3 more races
  • Sat 20 Jun 2026
Milton Keynes, Buckinghamshire, UK

Three Shires Way Ultra & Marathon | Ultra

  • 50 miles trail running
  • Fri 3 Jul 2026
Egham, Surrey, UK

Midweek Chasing Numbers July

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 24 Jul 2026
Egham, Surrey, UK

Midweek Medal Madness Run July

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Fri 7 Aug 2026
Egham, Surrey, UK

Midweek Chasing Numbers Aug

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races

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